Is the mineral processing design qualification and design consulting qualification of Changsha Mining and Metallurgy Research Institute Grade A?

1. Engineering design qualification certificate (issued by the Ministry of Housing and Urban-Rural Development): Grade A in metallurgical industry (metallurgical mine engineering), Grade B in metallurgical industry and Grade B in construction industry (construction engineering);

2. Qualification certificate of construction engineering quality testing institution (issued by the Ministry of Housing and Urban-Rural Development): basic engineering testing;

3. Qualification certificate of construction enterprise (issued by the Ministry of Housing and Urban-Rural Development): Level 3 for general contracting of mine engineering construction;

4. Engineering consulting qualification certificate (issued by the National Development and Reform Commission): Grade B in steel and nonferrous metallurgy, and Grade C in machinery, ecological construction and environmental engineering;

5. Geological exploration qualification certificate (issued by the Ministry of Land and Resources): Grade A in geological experimental testing (rock and mineral identification, rock and mineral testing and metallurgical testing);

6. Quality management system certificate: ISO 9001:2008; : 2008;

7, China National Accreditation Committee for conformity assessment implementation room accreditation certificate (national laboratory accreditation certificate);

8. Qualification (China National Certification and Accreditation Administration): Metrology certification certificate (National Metallurgical Industry Drill Quality Supervision and Testing Center)

9. Qualification (issued by Hunan Provincial Bureau of Quality and Technical Supervision): Metrology Certification Certificate (Analysis and Testing Center of Changsha Mining and Metallurgy Research Institute Co., Ltd.)